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| 1 /* | 1 /* |
| 2 * Copyright (C) 2012 Google Inc. All rights reserved. | 2 * Copyright (C) 2012 Google Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions are | 5 * modification, are permitted provided that the following conditions are |
| 6 * met: | 6 * met: |
| 7 * | 7 * |
| 8 * * Redistributions of source code must retain the above copyright | 8 * * Redistributions of source code must retain the above copyright |
| 9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
| 10 * * Redistributions in binary form must reproduce the above | 10 * * Redistributions in binary form must reproduce the above |
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| 45 V8PerContextData::V8PerContextData(v8::Local<v8::Context> context) | 45 V8PerContextData::V8PerContextData(v8::Local<v8::Context> context) |
| 46 : isolate_(context->GetIsolate()), | 46 : isolate_(context->GetIsolate()), |
| 47 wrapper_boilerplates_(isolate_), | 47 wrapper_boilerplates_(isolate_), |
| 48 constructor_map_(isolate_), | 48 constructor_map_(isolate_), |
| 49 context_holder_(WTF::MakeUnique<gin::ContextHolder>(isolate_)), | 49 context_holder_(WTF::MakeUnique<gin::ContextHolder>(isolate_)), |
| 50 context_(isolate_, context), | 50 context_(isolate_, context), |
| 51 activity_logger_(nullptr) { | 51 activity_logger_(nullptr) { |
| 52 context_holder_->SetContext(context); | 52 context_holder_->SetContext(context); |
| 53 | 53 |
| 54 v8::Context::Scope context_scope(context); | 54 v8::Context::Scope context_scope(context); |
| 55 ASSERT(error_prototype_.IsEmpty()); | 55 DCHECK(error_prototype_.IsEmpty()); |
| 56 v8::Local<v8::Value> object_value = | 56 v8::Local<v8::Value> object_value = |
| 57 context->Global() | 57 context->Global() |
| 58 ->Get(context, V8AtomicString(isolate_, "Error")) | 58 ->Get(context, V8AtomicString(isolate_, "Error")) |
| 59 .ToLocalChecked(); | 59 .ToLocalChecked(); |
| 60 v8::Local<v8::Value> prototype_value = | 60 v8::Local<v8::Value> prototype_value = |
| 61 object_value.As<v8::Object>() | 61 object_value.As<v8::Object>() |
| 62 ->Get(context, V8AtomicString(isolate_, "prototype")) | 62 ->Get(context, V8AtomicString(isolate_, "prototype")) |
| 63 .ToLocalChecked(); | 63 .ToLocalChecked(); |
| 64 error_prototype_.Set(isolate_, prototype_value); | 64 error_prototype_.Set(isolate_, prototype_value); |
| 65 | 65 |
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| 78 v8::Local<v8::Context> context) { | 78 v8::Local<v8::Context> context) { |
| 79 return WTF::WrapUnique(new V8PerContextData(context)); | 79 return WTF::WrapUnique(new V8PerContextData(context)); |
| 80 } | 80 } |
| 81 | 81 |
| 82 V8PerContextData* V8PerContextData::From(v8::Local<v8::Context> context) { | 82 V8PerContextData* V8PerContextData::From(v8::Local<v8::Context> context) { |
| 83 return ScriptState::From(context)->PerContextData(); | 83 return ScriptState::From(context)->PerContextData(); |
| 84 } | 84 } |
| 85 | 85 |
| 86 v8::Local<v8::Object> V8PerContextData::CreateWrapperFromCacheSlowCase( | 86 v8::Local<v8::Object> V8PerContextData::CreateWrapperFromCacheSlowCase( |
| 87 const WrapperTypeInfo* type) { | 87 const WrapperTypeInfo* type) { |
| 88 ASSERT(!error_prototype_.IsEmpty()); | 88 DCHECK(!error_prototype_.IsEmpty()); |
| 89 | 89 |
| 90 v8::Context::Scope scope(GetContext()); | 90 v8::Context::Scope scope(GetContext()); |
| 91 v8::Local<v8::Function> interface_object = ConstructorForType(type); | 91 v8::Local<v8::Function> interface_object = ConstructorForType(type); |
| 92 if (interface_object.IsEmpty()) | 92 if (interface_object.IsEmpty()) |
| 93 return v8::Local<v8::Object>(); | 93 return v8::Local<v8::Object>(); |
| 94 v8::Local<v8::Object> instance_template; | 94 v8::Local<v8::Object> instance_template; |
| 95 if (!V8ObjectConstructor::NewInstance(isolate_, interface_object) | 95 if (!V8ObjectConstructor::NewInstance(isolate_, interface_object) |
| 96 .ToLocal(&instance_template)) | 96 .ToLocal(&instance_template)) |
| 97 return v8::Local<v8::Object>(); | 97 return v8::Local<v8::Object>(); |
| 98 wrapper_boilerplates_.Set(type, instance_template); | 98 wrapper_boilerplates_.Set(type, instance_template); |
| 99 return instance_template->Clone(); | 99 return instance_template->Clone(); |
| 100 } | 100 } |
| 101 | 101 |
| 102 v8::Local<v8::Function> V8PerContextData::ConstructorForTypeSlowCase( | 102 v8::Local<v8::Function> V8PerContextData::ConstructorForTypeSlowCase( |
| 103 const WrapperTypeInfo* type) { | 103 const WrapperTypeInfo* type) { |
| 104 ASSERT(!error_prototype_.IsEmpty()); | 104 DCHECK(!error_prototype_.IsEmpty()); |
| 105 | 105 |
| 106 v8::Local<v8::Context> current_context = GetContext(); | 106 v8::Local<v8::Context> current_context = GetContext(); |
| 107 v8::Context::Scope scope(current_context); | 107 v8::Context::Scope scope(current_context); |
| 108 const DOMWrapperWorld& world = DOMWrapperWorld::World(current_context); | 108 const DOMWrapperWorld& world = DOMWrapperWorld::World(current_context); |
| 109 // We shouldn't reach this point for the types that are implemented in v8 such | 109 // We shouldn't reach this point for the types that are implemented in v8 such |
| 110 // as typed arrays and hence don't have domTemplateFunction. | 110 // as typed arrays and hence don't have domTemplateFunction. |
| 111 ASSERT(type->dom_template_function); | 111 DCHECK(type->dom_template_function); |
| 112 v8::Local<v8::FunctionTemplate> interface_template = | 112 v8::Local<v8::FunctionTemplate> interface_template = |
| 113 type->domTemplate(isolate_, world); | 113 type->domTemplate(isolate_, world); |
| 114 // Getting the function might fail if we're running out of stack or memory. | 114 // Getting the function might fail if we're running out of stack or memory. |
| 115 v8::Local<v8::Function> interface_object; | 115 v8::Local<v8::Function> interface_object; |
| 116 if (!interface_template->GetFunction(current_context) | 116 if (!interface_template->GetFunction(current_context) |
| 117 .ToLocal(&interface_object)) | 117 .ToLocal(&interface_object)) |
| 118 return v8::Local<v8::Function>(); | 118 return v8::Local<v8::Function>(); |
| 119 | 119 |
| 120 if (type->parent_class) { | 120 if (type->parent_class) { |
| 121 v8::Local<v8::Object> prototype_template = | 121 v8::Local<v8::Object> prototype_template = |
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| 197 | 197 |
| 198 void V8PerContextData::ClearData(const char* key) { | 198 void V8PerContextData::ClearData(const char* key) { |
| 199 data_map_.erase(key); | 199 data_map_.erase(key); |
| 200 } | 200 } |
| 201 | 201 |
| 202 V8PerContextData::Data* V8PerContextData::GetData(const char* key) { | 202 V8PerContextData::Data* V8PerContextData::GetData(const char* key) { |
| 203 return data_map_.at(key); | 203 return data_map_.at(key); |
| 204 } | 204 } |
| 205 | 205 |
| 206 } // namespace blink | 206 } // namespace blink |
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